What is optional chaining?


No Answer is Posted For this Question
Be the First to Post Answer

Post New Answer

More Apple iOS Swift Interview Questions

What is differences in swift 1.x, 2.x, 3.x, 4.x?

0 Answers  


What is floating point number in swift? What are the different floating point numbers in swift?

0 Answers  


What is the difference between nil and none in swift?

0 Answers  


What do you mean by optional chaining in swift?

0 Answers  


Is swift faster than java?

0 Answers  






What is a lazy var in swift?

0 Answers  


What is lazy loading in ios swift?

0 Answers  


What are swift properties?

0 Answers  


What is the use of static keyword in swift?

0 Answers  


Does apple use swift internally?

0 Answers  


What is Initialization ?

1 Answers  


Explain how you define variables in Swift language?

1 Answers  


Categories